Finding the Fourth Proportional to 247,305.93, 341,279.91 and 139,896.96
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Solution
The fourth proportional to 247,305.93, 341,279.91 and 139,896.96 is: 193,056.52
Step by Step Solution
- Step 1: Write the proportion equation
247,305.93 : 341,279.91 = 139,896.96 : x - Step 2: Convert to fraction form
247,305.93/341,279.91 = 139,896.96/x - Step 3: Cross multiply
247,305.93x = 341,279.91 × 139,896.96 - Step 4: Simplify right side
247,305.93x = 47,744,021,918.07 - Step 5: Solve for x
x = 47,744,021,918.07/247,305.93 - Step 6: Final answer
x = 193,056.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.